Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Explain, in one or two sentences, why the fact that
−
1
≤
sin
x
≤
1
-1\le \sin x \le 1
−
1
≤
sin
x
≤
1
is helpful in evaluating
lim
x
→
0
sin
x
x
\displaystyle\lim_{x\to0}\frac{\sin x}{x}
x
→
0
lim
x
sin
x
.
Browse the problem library